Westermo Lynx Cross-Site Request Forgery (CVE-2023-38579)

high Tenable OT Security Plugin ID 502186

Synopsis

The remote OT asset is affected by a vulnerability.

Description

The cross-site request forgery token in the request may be predictable or easily guessable allowing attackers to craft a malicious request, which could be triggered by a victim unknowingly. In a successful CSRF attack, the attacker could lead the victim user to carry out an action unintentionally.

This plugin only works with Tenable.ot.
Please visit https://www.tenable.com/products/tenable-ot for more information.

Solution

Refer to the vendor advisory.

See Also

https://www.cisa.gov/news-events/ics-advisories/icsa-24-023-04

Plugin Details

Severity: High

ID: 502186

Version: 1.1

Type: remote

Family: Tenable.ot

Published: 4/3/2024

Updated: 4/3/2024

Supported Sensors: Tenable OT Security

Risk Information

VPR

Risk Factor: Medium

Score: 5.9

CVSS v2

Risk Factor: Critical

Base Score: 10

Temporal Score: 7.4

Vector: CVSS2#AV:N/AC:L/Au:N/C:C/I:C/A:C

CVSS Score Source: CVE-2023-38579

CVSS v3

Risk Factor: High

Base Score: 8.8

Temporal Score: 7.7

Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Temporal Vector: CVSS:3.0/E:U/RL:O/RC:C

Vulnerability Information

CPE: cpe:/o:westermo:l206-f2g_firmware

Required KB Items: Tenable.ot/Westermo

Exploit Ease: No known exploits are available

Patch Publication Date: 1/23/2024

Vulnerability Publication Date: 1/23/2024

Reference Information

CVE: CVE-2023-38579